2– The Prophet (SAWA) said, 'Whoever intercedes for someone settling thereby a financial liability or procuring someone's due profit, Allah will give him a firm footing on the day that feet will stumble.’
[Kanz al-`Ummal, no. 6496]

6– The Prophet (SAWA) said, 'When I stand at the Glorious Station, I will intercede on behalf of those of my community who have perpetrated grave sins, and Allah will accept my intercession for them. By Allah, I will not intercede for anyone who hurts my progeny.’
[Amali al-Saduq, p. 242, no. 3]

7– The Prophet (SAWA) said, 'Every prophet was given the right to a special request which they asked
[from Allah], but I suppressed my request in return for the permission to intercede for my community on the Day of Resurrection.’
[al-Khisal, p. 29, no. 103]

8– Imam al-Baqir (AS) said with regards to Allah’s verse in the Qur’an
[addressing the Prophet (SAWA)]: “Soon your Lord will give you
[that with which] you will be pleased”
[ Qur’an 93:5], ‘(This is) intercession, by Allah it is intercession, by Allah it is intercession.’
[Bihar al-Anwar, v. 8, p. 57, no. 72]

9– Imam al-Sadiq (AS) said with regards to Allah’s verse in the Qur’an: "No one will have the power to intercede
[with Allah], except for him who has taken a covenant with the All-beneficent", ‘
[This means] except for him who has been allowed intercession through his acceptance of the guardianship of the Commander of the Faithful, Ali (AS) and the Imams after him, as this is the covenant with Allah.’
[Bihar al-Anwar, p. 36, no. 9]

المَحرومُونَ مِنَ الشَّفاعَةِ / Those Who Will Be Deprived of Intercession

10– The Prophet (SAWA) said, ‘Two types of people will not be included in my intercession: the tyrannical and iniquitous ruler and the heretical extremist in matters of religion.’
[al-Khisal, p. 63, no. 93]

11– The Prophet (SAWA) said, ‘My intercession is intended for those who have committed grave sins
[from among the Muslims], except for those guilty of polytheism and injustice to others.’
[al-Khisal, p. 355, no. 36]

14– Imam al-Sadiq (AS), when he asked for his relatives to be gathered around him as his death approached, said to them, ‘Verily our intercession will not avail one who takes his prayer lightly.’
[al-Mahasin, v. 1, p. 159, no. 225]

16– A man called Abu Ayman once came to Imam al-Baqir (AS) saying, ‘O Abu Ja`afar, you delude people by saying, ‘Muhammad’s intercession
[will help you], Muhammad’s intercession!’ At this, the Imam (AS) got so angry that his face was glowering, and said, ‘Woe betide you Abu Ayman! If your belly and your private parts keep you away from sin, does that mean they delude you? You would only have to see the atrocities of the Day of Resurrection to need Muhammad (SAWA)’s intercession. Woe unto you! In any case, do you think that he will only intercede for those whose punishment in the Fire is obligatory?!’ Then he continued, saying, ‘Every single person, from the first to the last, will need the intercession of Muhammad (SAWA) on the Day of Resurrection.’
[Bihar al-Anwar, v. 8, p. 38, no. 16]

الشُّفَعاءِ / The Intercessors

17– The Prophet (SAWA) said, ‘Three types of people have the right to intercede with Allah, and their intercession will be accepted: the prophets, then the scholars, and then the martyrs.’
[al-Khisal, p. 156, no. 197]

23– The Prophet (SAWA) said, ‘The Imams from the progeny of al-Husayn (AS) are such that whoever obeys them has obeyed Allah, and whoever disobeys them has disobeyed Allah. They are the Firm Rope
[to Allah], and they are the means of recourse to Allah.’
[`Uyoun Akhbar al-Ridha (AS), v. 2, p. 58, no. 217]

أحَقُّ النّاسِ بِالشَّفاعَةِ / The People Most Deserving of Intercession

24– The Prophet (SAWA) said, ‘Verily the closest from among you to me tomorrow
[in the Hereafter], and the most eligible of you for my intercession are those who are the most truthful from amongst you, the most conscientious at returning a trust placed in their care, the most good-natured, and the ones who have close ties with people.’
[Amali al-Saduq, p. 411, no. 5]

شَفاعَةُ المُؤمِنِ عَلى قَدرِ عَمَلِهِ / A Believer’s Right to Intercession Depends on the Extent of His Deeds

25– The Prophet (SAWA) said, ‘There are people from among the believers who have the right to intercession like Rabi`aa and Musar. A believer has the right to intercede on behalf of at least thirty people.’
[Bihar al-Anwar, v. 8, p. 58, no. 75]

26– Imam al-Baqir (AS) said, ‘A man may intercede on behalf of his tribe, or for his family, or even just for two other people, depending on the extent of his deeds, for that is the Glorious Station.’
[Bihar al-Anwar, p. 43, no. 41]